11843315929 has 3 divisors (see below), whose sum is σ = 11843424757. Its totient is φ = 11843207102.

The previous prime is 11843315909. The next prime is 11843315951. The reversal of 11843315929 is 92951334811.

The square root of 11843315929 is 108827.

It is a perfect power (a square), and thus also a powerful number.

11843315929 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 92951334811 = 70919 ⋅1310669.

It is not a de Polignac number, because 11843315929 - 2¹⁵ = 11843283161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11843315909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 54414 + ... + 163240.

Almost surely, 2^11843315929 is an apocalyptic number.

11843315929 is the 108827-th square number.

11843315929 is the 54414-th centered octagonal number.

It is an amenable number.

11843315929 is a deficient number, since it is larger than the sum of its proper divisors (108828).

11843315929 is an frugal number, since it uses more digits than its factorization.

11843315929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217654 (or 108827 counting only the distinct ones).

The product of its digits is 233280, while the sum is 46.

The spelling of 11843315929 in words is "eleven billion, eight hundred forty-three million, three hundred fifteen thousand, nine hundred twenty-nine".